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Filename : index.html
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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title> Ler Barcode </title>
</head>

<body>

    <div id="resultado"></div>
    <div id="camera"></div>

    <script src="quagga.min.js"></script>

    <script>

       /* Quagga.init({
            inputStream: {
                name: "Live",
                type: "LiveStream",
                target: document.querySelector('#camera')    // Or '#yourElement' (optional)
            },
            decoder: {
                readers: ["ean_reader"]
            }
        }, function (err) {
            if (err) {
                console.log(err);
                return
            }
            console.log("Initialization finished. Ready to start");
            Quagga.start();
        });

        Quagga.onDetected(function (data) {
            console.log(data.codeResult.code);
            document.querySelector('#resultado').innerText = data.codeResult.code;
        });
		*/
		
		Quagga.init({
    inputStream : {
      name : "Live",
      type : "LiveStream",
      target: document.querySelector('#camera')    // Or '#yourElement' (optional)
    },
    decoder : {
      readers : ["ean_reader"]
    } 
  }, function(err) {
      if (err) {
          console.log(err);
          return
      }
      console.log("Initialization finished. Ready to start");
      Quagga.start();
  });
  
  Quagga.onDetected(function (data) {
            alert(data.codeResult.code);
            //document.querySelector('#resultado').innerText = data.codeResult.code;
        });
    </script>

</body>

</html>